Finding the Fourth Proportional to 1,284,887.52, 1,929,096.72 and 654,225.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284,887.52 : 1,929,096.72 = 654,225.12 : x
2. Step 2: Convert to fraction form
   1,284,887.52/1,929,096.72 = 654,225.12/x
3. Step 3: Cross multiply
   1,284,887.52x = 1,929,096.72 × 654,225.12
4. Step 4: Simplify right side
   1,284,887.52x = 1,262,063,533,133.61
5. Step 5: Solve for x
   x = 1,262,063,533,133.61/1,284,887.52
6. Step 6: Final answer
   x = 982,236.59